Benetech GM1350 Infrared thermometer -30~1350℃ max/min/diff/avg readings Hi/Lo alarms with backlit

Features 1.℃ / ℉ temperature unit conversion  2.Data retention  3.Positioning laser  4.LCD backlight 5.Automatic shut-down 6.Max / Min / Difference / Average display  7.High / low temperature alarm settings  8.Measurement data storage Specifications Temperature range      -30~1350℃ (-22~2462℉)      Accuracy      0~1350℃(32~2462℉) :±1.5℃(±2.7℉)     or±1.5%-30~0℃(-22~32℉):±3℃ (±5℉)Whichever is greater Resolution      0.1℃ or 0.1℉      Repeatability        1% of reading or 1℃      Response time      500 mSec, 95% response      Spectral response      8-14 um      Emissivity      0.10~1.00 Adjustable (0.95 Preset)      Distance to Spot size      50:1        Operating Temperature      0 ~40℃ (32 ~ 104℉)      Operating Humidity      10~95%RH non-condensing，     up to 30℃(86℉) Storage Temperature        -20 ~ 60℃ (-4~140℉)      Power      9V Alkaline or NiCd battery      Typical battery life     (Alkaline) Non-laser mode: 22 hrs;